旅游: tour; tourism 短语和例子发展与管理旅游事业 develop and supervise tourism; 环球旅游 a round-the-world tour; 有些国家靠旅游业赚取大量外汇。 some countries obtain large sums of foreign exchange from tourism. 他们正在西班牙旅游。 they
通讯: 1.(利用电讯设备传递消息) communication 短语和例子无线电通讯 radio communication; 红外线通讯 infrared ray communication; 微波通讯 microwave communication; 激光通讯 laser communication2.(报道消息的文章) news report; news dispatch;